Singer 321C 131M-04 Instruction Manual page 54

1 Upper thread column
Thread SPOO' 2 Lower thread column ---
Components 3 Bushing ---
4 Thread spool tray bracket (lower) ---
5 Thread guide hook ---
8 Spool retainer ---
9
Clamp plate
---
10 Spool tray cushion ---
11 Thread guide connecting bar ---
12 Thread guide joint
---
14 Thread guide bar ---
15 Thread spool tray bracket (upper) ---
16 Thread spool tray bracket (upper) ---
17 Thread spool tray bracket (lower) ---
18 Thread guide hook ---
19 Rubber seal
--
20 Thread guide hook screw ---
21 Thread guide hook nut ---
22 Thread guide washer ---
23 Clamp plate screw ---
26 Lower washer ---
High Speed Overlock Machine llnstructions Manual and Parts List 51